Hypertherm Powermax 125 - Page 215

Powermax125 Service Manual 808070 215
9 – Power Supply Component Replacement
Figure 76 – Heatsink components
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2
3
4
5
6
7
8
9
1 Snubber resistor 7.5 Ω 200 W (Kit 428137)
2 Output diode bridge (2) (Kit 428139)
3 Pilot arc IGBT (Kit 428138)
4 Pilot arc IGBT gate drive cable
5 Snubber resistor 15 Ω 200 W (Kit 228898)
6 Inverter IGBT module (Kit 428140)
7 Input diode bridge (Kit128746)
8 Thermal sensor (Kit 228805)
9 Inverter IGBT module gate drive cables
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2
2
2
2
1
1 Torque to 17.3 kg-cm (15 inch-pounds). 2 Torque to 40 kg-cm (35 inch-pounds).